237
AXUS43 KMQT 010801
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
401 AM EDT Mon Sep 1 2025

LSZ162-012000-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
401 AM EDT Mon Sep 1 2025 /301 AM CDT Mon Sep 1 2025/

.EARLY THIS MORNING...Southwest winds 5 to 15 knots. Isolated
showers and thunderstorms. Waves calm to 2 feet.
.TODAY...Southwest winds 5 to 15 knots. Isolated showers and
thunderstorms through early afternoon. Waves calm to 2 feet.
.TONIGHT...South winds 5 to 15 knots veering southwest after
midnight. Waves calm to 2 feet.
.TUESDAY...Southwest winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. A chance of showers and thunderstorms
by mid afternoon. Waves calm to 2 feet.
.TUESDAY NIGHT...West winds 10 to 20 knots becoming northwest
15 to 25 knots after midnight. Showers likely through midnight. A
chance of thunderstorms. A chance of showers after midnight.
Waves building to 1 to 3 feet.
$$

LSZ263-012000-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
401 AM EDT Mon Sep 1 2025

.EARLY THIS MORNING...Southwest winds 5 to 15 knots. Isolated
showers and thunderstorms. Waves calm to 2 feet.
.TODAY...Southwest winds 5 to 15 knots. Isolated showers and
thunderstorms through early afternoon. Waves calm to 2 feet.
.TONIGHT...South winds 5 to 15 knots veering southwest after
midnight. Waves calm to 2 feet.
.TUESDAY...Southwest winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. A chance of showers and a slight
chance of thunderstorms by mid afternoon. Waves building to 1 to
3 feet.
.TUESDAY NIGHT...Southwest winds 10 to 20 knots becoming north
15 to 25 knots after midnight. Showers and a chance of
thunderstorms. Waves subsiding to calm to 2 feet, then building
to 2 to 4 feet.
$$

LSZ264-012000-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
401 AM EDT Mon Sep 1 2025

.EARLY THIS MORNING...Southwest winds 5 to 15 knots. Waves calm
to 2 feet.
.TODAY...Southwest winds 5 to 15 knots. Waves calm to 2 feet.
.TONIGHT...South winds 5 to 15 knots veering southwest late.
Waves calm to 2 feet.
.TUESDAY...Southwest winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon, then diminishing to 5 to 15 knots
late. A slight chance of showers and thunderstorms by mid
afternoon. Waves building to 1 to 3 feet.
.TUESDAY NIGHT...Southwest winds 5 to 15 knots becoming north
15 to 25 knots after midnight. Showers and a chance of
thunderstorms. Waves subsiding to calm to 2 feet, then building
to 3 to 5 feet occasionally to 7 feet.
$$

LSZ265-012000-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
401 AM EDT Mon Sep 1 2025

.EARLY THIS MORNING...West winds 5 to 15 knots. Waves calm to
2 feet.
.TODAY...Southwest winds 5 to 15 knots backing south in the
afternoon, then becoming southeast 10 to 20 knots late. Isolated
showers and thunderstorms by mid afternoon. Waves calm to 2 feet.
.TONIGHT...Southeast winds 5 to 15 knots veering southwest late.
Waves calm to 2 feet.
.TUESDAY...Southwest winds 5 to 15 knots backing south in the
afternoon, then becoming southeast 10 to 20 knots late. Waves
calm to 2 feet.
.TUESDAY NIGHT...Southwest winds 10 to 20 knots veering west
after midnight. A chance of showers through midnight. A chance of
thunderstorms. Showers likely after midnight. Waves calm to
2 feet.
$$

LSZ266-012000-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
401 AM EDT Mon Sep 1 2025

.EARLY THIS MORNING...South winds 5 to 15 knots. Waves calm to
2 feet.
.TODAY...Southwest winds 5 to 15 knots backing southeast late.
Waves calm to 2 feet.
.TONIGHT...South winds 5 to 15 knots increasing to 10 to 20 knots
after midnight. Waves calm to 2 feet.
.TUESDAY...Southwest winds 10 to 20 knots backing south in the
afternoon, then diminishing to 5 to 15 knots late. Waves calm to
2 feet.
.TUESDAY NIGHT...South winds 10 to 20 knots veering southwest
after midnight. A slight chance of showers through midnight. A
chance of thunderstorms. Showers likely after midnight. Waves
building to 2 to 4 feet.
$$

LSZ267-012000-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
401 AM EDT Mon Sep 1 2025

.EARLY THIS MORNING...South winds 10 to 20 knots. Waves calm to
2 feet.
.TODAY...South winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon, then backing southeast late. Waves calm to
2 feet.
.TONIGHT...South winds 5 to 15 knots increasing to 10 to 20 knots
after midnight. Waves calm to 2 feet.
.TUESDAY...South winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then backing southeast late. Waves
calm to 2 feet.
.TUESDAY NIGHT...South winds 10 to 20 knots increasing to 15 to
25 knots after midnight. A chance of showers and a slight chance
of thunderstorms after midnight. Waves building to 1 to 3 feet.
$$